Home / 1,816.16-2,506.36-1,030.24

Finding the Fourth Proportional to 1,816.16, 2,506.36 and 1,030.24

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Solution

The fourth proportional to 1,816.16, 2,506.36 and 1,030.24 is: 1,421.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.16 : 2,506.36 = 1,030.24 : x
  2. Step 2: Convert to fraction form
    1,816.16/2,506.36 = 1,030.24/x
  3. Step 3: Cross multiply
    1,816.16x = 2,506.36 × 1,030.24
  4. Step 4: Simplify right side
    1,816.16x = 2,582,152.33
  5. Step 5: Solve for x
    x = 2,582,152.33/1,816.16
  6. Step 6: Final answer
    x = 1,421.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.